(:*******************************************************:)
(: Test: K2-ancestorAxis-4                               :)
(: Written by: Frans Englich                             :)
(: Date: 2007-11-22T11:31:21+01:00                       :)
(: Purpose: Apply the ancestor axis to a single attribute. :)
(:*******************************************************:)
empty(attribute name {"content"}/ancestor::node())